Taxonomy of the genus Cordulegaster Leach in Brewster, 1815 Eastern part Western Palaearctic is poorly resolved. A two-step approach was applied: sequences mitochondrial and nuclear DNA fragments were used to sort specimens; known or new taxa with their phenotypic variation described. The existence two traditional groups (boltonii- bidentata-group) confirmed. coronata Morton, 1916, however, bel...

The concept of the previously monogeneric subfamily Pseudocetherinae (Hemiptera: Heteroptera: Reduviidae) is revised and expanded. We here transfer Gerbelius Distant, 1903, Kayanocoris Miller, 1954, Microvarus Jeannel, 1917, Paragerbelius 1958, Voconia Stål, 1866 from Reduviinae to treat Kayanocoris, Microvarus, Paragerbelius, Pseudocethera Villiers, 1963 as junior synonyms Voconia, resulting i...